My friend dared me to build a competitive OU team around
Pikachu, however, I didn't use the typical Light Ball offensive set. See for yourself, here it is:
https://pokepast.es/2e1eda68d98c1515
I wanted to make it fun while also making a team that could hold it's own competitively, I tried it out around the 1500s on the OU ladder and I got a few wins with it.